Home / 21,254,195.88-29,339,840.59-14,288,913.04

Finding the Fourth Proportional to 21,254,195.88, 29,339,840.59 and 14,288,913.04

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Solution

The fourth proportional to 21,254,195.88, 29,339,840.59 and 14,288,913.04 is: 19,724,784.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,254,195.88 : 29,339,840.59 = 14,288,913.04 : x
  2. Step 2: Convert to fraction form
    21,254,195.88/29,339,840.59 = 14,288,913.04/x
  3. Step 3: Cross multiply
    21,254,195.88x = 29,339,840.59 × 14,288,913.04
  4. Step 4: Simplify right side
    21,254,195.88x = 419,234,430,797,972.25
  5. Step 5: Solve for x
    x = 419,234,430,797,972.25/21,254,195.88
  6. Step 6: Final answer
    x = 19,724,784.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.